Home / 1,695.30-2,339.68-1,032.32

Finding the Fourth Proportional to 1,695.30, 2,339.68 and 1,032.32

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Solution

The fourth proportional to 1,695.30, 2,339.68 and 1,032.32 is: 1,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.30 : 2,339.68 = 1,032.32 : x
  2. Step 2: Convert to fraction form
    1,695.30/2,339.68 = 1,032.32/x
  3. Step 3: Cross multiply
    1,695.30x = 2,339.68 × 1,032.32
  4. Step 4: Simplify right side
    1,695.30x = 2,415,298.46
  5. Step 5: Solve for x
    x = 2,415,298.46/1,695.30
  6. Step 6: Final answer
    x = 1,424.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.